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ZEISS DTI thermal imaging cameras. For more discoveries at night, and during the day.

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  1. H K

    Terminology Q's - Center vs Edge "Sharpness" vs "Focus"

    Depth of field is more of a camera term , meaning more depth to the focused area . The opposite would be shallow DOF in a photo where only the object focused on is sharp .This will vary with power and size of objectives . Flat field is more optical quality, Yes its total focus at one range ...
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